US8112096B2 - System and method for locating an unknown base station - Google Patents
System and method for locating an unknown base station Download PDFInfo
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- US8112096B2 US8112096B2 US12/250,910 US25091008A US8112096B2 US 8112096 B2 US8112096 B2 US 8112096B2 US 25091008 A US25091008 A US 25091008A US 8112096 B2 US8112096 B2 US 8112096B2
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- 238000000034 method Methods 0.000 title claims abstract description 89
- 238000005259 measurement Methods 0.000 claims abstract description 91
- 238000004891 communication Methods 0.000 claims abstract description 40
- 230000001360 synchronised effect Effects 0.000 claims description 14
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- 238000005516 engineering process Methods 0.000 claims description 6
- 230000007774 longterm Effects 0.000 claims description 6
- 230000001413 cellular effect Effects 0.000 claims description 5
- 238000010295 mobile communication Methods 0.000 claims description 5
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
- G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
- G01S19/252—Employing an initial estimate of location in generating assistance data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/45—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
- G01S19/46—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being of a radio-wave signal type
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0257—Hybrid positioning
- G01S5/0268—Hybrid positioning by deriving positions from different combinations of signals or of estimated positions in a single positioning system
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
Abstract
Description
TO — ue=TOA — k — ue−TOA — u — ue (1)
where TOA_k_ue represents the time of arrival for the known
TOA — k — ue=Tx — k+Tp — k — ue (2)
TOA — u — ue=Tx — u+Tp — u — ue (3)
where Tx_k represents the transmit time of the known
TO — ue=(Tx — k+Tp — k — ue)−(Tx — u+Tp — u — ue) (4)
TO — lmu1=TOA — k — lmu1−TOA — u — lmu1 (5)
where TOA_k_lmu1 represents the time of arrival for the known
TOA — k — lmu1=Tx — k+Tp — k — lmu1 (6)
TOA — u — lmu1=Tx — u+Tp — u — lmu1 (7)
where Tp_k_lmu1 represents the propagation delay from the known
TO — lmu1=(Tx — k+Tp — k — lmu1)−(Tx — u+Tp — u — lmu1) (8)
TO — lmu1−TO — ue=(Tp — k — lmu1−Tp — k — ue)−(Tp — u — lmu1−Tp — u — ue) (9)
(Tp — u — lmu1−Tp — u — ue)=(Tp — lmu1−Tp — k — ue)−(TO — lmu1−TO — ue) (10)
TO — ue1=TOA — k1— ue1−TOA — u — ue1=(Tx — k1+Tp — k1— ue1)−(Tx — u+Tp — u — ue1) (11)
where TOA_k1_ue1 represents the time of arrival of a signal from the known
TO — lmu1=TOA — k1— lmu1−TOA — u — lmu1=(Tx — k1+Tp — k1— lmu1)−(Tx — u+Tp — u — lmu1) (12)
where TOA_k1_lmu1 represents the time of arrival of a signal from the known
Tp — u — lmu1−Tp — u — ue1=(Tp — k1— lmu1−Tp — k1— ue1)−(TO — lmu1−TO — ue1) (13)
TO — ue2=TOA — k2— ue2−TOA — u — ue2=(Tx — k2+Tp — k2— ue2)−(Tx — u+Tp — u — ue2) (14)
where TOA_k2_ue2 represents the time of arrival of a signal from the known
TO — lmu2=TOA — k2— lmu2−TOA — u — lmu2=(Tx — k2+Tp — k2— lmu2)−(Tx — u+Tp — u — lmu2) (15)
where TOA_k2_lmu2 represents the time of arrival of a signal from the known
Tp — u — lmu2−Tp — u — ue2=(Tp — k2— lmu2−Tp — k2— ue2)−(TO — lmu2−TO — ue2) (16)
TO — ue1=TOA — k — ue1−TOA — u — ue1=(Tx — k+Tp — k — ue1)−(Tx — u+Tp — u — ue1) (17)
TO — ue2=TOA — k — ue2−TOA — u — ue2=(Tx — k+Tp — k — ue2)−(Tx — u+Tp — u — ue2) (18)
TO — ue3=TOA — k — ue3−TOA — u — ue3=(Tx — k+Tp — k — ue3)−(Tx — u+Tp — u — ue3) (19)
where TOA_k_ue1 represents the time of arrival of a signal from the known
TO — lmu=TOA — k — lmu−TOA — u — lmu=(Tx — k — lmu)−(Tx — u+Tp — u — mu) (20)
where TOA_k_lmu represents the time of arrival of a signal from the known
(Tp — u — lmu−Tp — u — ue1)=(Tp — k — lmu−Tp — k — ue1)−(TO — lmu−TO — ue1) (21)
(Tp — u — lmu−Tp — u — ue2)=(Tp — k — lmu−Tp — k — ue2)−(TO — lmu−TO — ue2) (22)
(Tp — u — lmu−Tp — u — ue3)=(Tp — k — lmu−Tp — k — ue3)−(TO — lmu−TO — ue3) (23)
Claims (45)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/250,910 US8112096B2 (en) | 2007-11-15 | 2008-10-14 | System and method for locating an unknown base station |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US99641207P | 2007-11-15 | 2007-11-15 | |
US12/250,910 US8112096B2 (en) | 2007-11-15 | 2008-10-14 | System and method for locating an unknown base station |
Publications (2)
Publication Number | Publication Date |
---|---|
US20090131075A1 US20090131075A1 (en) | 2009-05-21 |
US8112096B2 true US8112096B2 (en) | 2012-02-07 |
Family
ID=40642515
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/104,250 Expired - Fee Related US8447319B2 (en) | 2007-11-15 | 2008-04-16 | System and method for locating UMTS user equipment using measurement reports |
US12/250,910 Expired - Fee Related US8112096B2 (en) | 2007-11-15 | 2008-10-14 | System and method for locating an unknown base station |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/104,250 Expired - Fee Related US8447319B2 (en) | 2007-11-15 | 2008-04-16 | System and method for locating UMTS user equipment using measurement reports |
Country Status (6)
Country | Link |
---|---|
US (2) | US8447319B2 (en) |
AU (1) | AU2008322574A1 (en) |
CA (1) | CA2705759A1 (en) |
ES (1) | ES2377088A1 (en) |
GB (1) | GB2466904B (en) |
TW (1) | TW200931054A (en) |
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US9144055B2 (en) | 2013-10-15 | 2015-09-22 | Qualcomm Incorporated | Method and apparatus for asynchrosous positioning of wireless base stations |
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Also Published As
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US8447319B2 (en) | 2013-05-21 |
GB201007808D0 (en) | 2010-06-23 |
AU2008322574A1 (en) | 2009-05-22 |
CA2705759A1 (en) | 2009-05-22 |
GB2466904A (en) | 2010-07-14 |
GB2466904B (en) | 2012-09-19 |
TW200931054A (en) | 2009-07-16 |
US20090131075A1 (en) | 2009-05-21 |
ES2377088A1 (en) | 2012-03-22 |
US20090131073A1 (en) | 2009-05-21 |
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